Home / 788,119.73-1,181,964.23-282,586.85

Finding the Fourth Proportional to 788,119.73, 1,181,964.23 and 282,586.85

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Solution

The fourth proportional to 788,119.73, 1,181,964.23 and 282,586.85 is: 423,803.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,119.73 : 1,181,964.23 = 282,586.85 : x
  2. Step 2: Convert to fraction form
    788,119.73/1,181,964.23 = 282,586.85/x
  3. Step 3: Cross multiply
    788,119.73x = 1,181,964.23 × 282,586.85
  4. Step 4: Simplify right side
    788,119.73x = 334,007,547,155.44
  5. Step 5: Solve for x
    x = 334,007,547,155.44/788,119.73
  6. Step 6: Final answer
    x = 423,803.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.